package cn.yunhe.controller;

import cn.yunhe.entity.GrandSonType;
import cn.yunhe.service.GrandTypeService;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.List;

@WebServlet("/ShowGrandSonServlet")
public class ShowGrandSonServlet  extends HttpServlet {
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        GrandTypeService grandTypeService=new GrandTypeService();
        int chtypeid =Integer.parseInt(request.getParameter("chtypeid"));
        request.setAttribute("chtypeid",chtypeid);
        List<GrandSonType> glist = grandTypeService.findAllGrandSonType(chtypeid);
        request.setAttribute("glist",glist);
        for (GrandSonType g:glist){
            System.out.println(g.getGtypename());
        }
        if(glist!=null){
            request.getRequestDispatcher("manage/GrandType.jsp").forward(request,response);
        }else{
            response.sendRedirect("false.html");
        }
    }

    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        doPost(req, resp);
    }
}
